<?php
class Keditor extends Think{
	public $jspath="/Public/editor/kindeditor.js";
	public $jslangpath = '';
	public $csspath = '';
	public $config = array();
	public $form="form";
	public $editorid = "#content";
	public function show($config=""){
		static $incjs=false;
		if(!$incjs){
			$result = "<link rel=\"stylesheet\" href=\"{$this->csspath}\" />\r\n";
			$result .= "<script charset='utf-8' src='{$this->jspath}'></script>\r\n";
			$result .= "<script charset='utf-8' src='{$this->jslangpath}'></script>\r\n";
			$incjs=true;
		}
		if(empty($config)){
			if (!empty($this->config)){
				$config = implode(',', $this->config);
				$config = ',{'.$config.'}';
			}
		}
		$result .= "<script>\r\n";
		$result .= "var editor;\r\n";
		$result .= 'KindEditor.ready(function(K){'."\r\n";
		$result .= '	editor = K.create(\''.$this->editorid.'\''.$config.');'."\r\n";
		$result .= '});'."\r\n";
		$result .= "</script>\r\n";
		return $result;
	}
	
	private function setAlert($msg) {
		import("ORG.Net.JSON");
		header('Content-type: text/html; charset=UTF-8');
		$json = new Services_JSON();
		echo $json->encode(array('error' => 1, 'message' => $msg));
		exit;
	}
	
	public static  function upload($save_path = '',$save_url = '',$ext_arr = array('gif', 'jpg', 'jpeg', 'png', 'bmp'),$max_size = 1000000){
		
		$save_path = realpath( $save_path ) . '/';
		
		$ext_arr = array(
			'image' => array('gif', 'jpg', 'jpeg', 'png', 'bmp'),
			'flash' => array('swf', 'flv'),
			'media' => array('swf', 'flv', 'mp3', 'wav', 'wma', 'wmv', 'mid', 'avi', 'mpg', 'asf', 'rm', 'rmvb'),
			'file' => array('doc', 'docx', 'xls', 'xlsx', 'ppt', 'htm', 'html', 'txt', 'zip', 'rar', 'gz', 'bz2'),
		);
		
		if ( !empty( $_FILES['imgFile']['error'] ) ){
			switch($_FILES['imgFile']['error']){
				case '1':
					$error = '超过php.ini允许的大小。';
					break;
				case '2':
					$error = '超过表单允许的大小。';
					break;
				case '3':
					$error = '图片只有部分被上传。';
					break;
				case '4':
					$error = '请选择图片。';
					break;
				case '6':
					$error = '找不到临时目录。';
					break;
				case '7':
					$error = '写文件到硬盘出错。';
					break;
				case '8':
					$error = 'File upload stopped by extension。';
					break;
				case '999':
				default:
					$error = '未知错误。';
			}
			self::setAlert($error);
		}
		
		if ( empty( $_FILES ) === false ){
			
			$file_name 	= $_FILES['imgFile']['name'];			//原文件名
			$tmp_name 	= $_FILES['imgFile']['tmp_name'];		//服务器上临时文件名
			$file_size 	= $_FILES['imgFile']['size'];			//文件大小
			
			if ( !$file_name ){
				self::setAlert('请选择文件！');
			}
			
			if ( @is_dir( $save_path ) === false ) self::setAlert("上传目录不存在。");
			
			if ( @is_writable( $save_path ) === false )  self::setAlert("上传目录没有写权限。");
			
			if ( @is_uploaded_file( $tmp_name ) === false )  self::setAlert("上传失败。");
			
			if ( $file_size > $max_size ) self::setAlert("上传文件大小超过限制。");
			
			$dir_name = empty( $_GET['dir'] ) ? 'image' : trim( $_GET['dir'] );
			
			if ( empty( $ext_arr[$dir_name] ) )  self::setAlert("目录名不正确。");
			
			$temp_arr = explode( ".", $file_name );
			$file_ext = array_pop( $temp_arr );
			$file_ext = trim( $file_ext );
			$file_ext = strtolower( $file_ext );
			
			if ( in_array( $file_ext, $ext_arr[$dir_name] ) === false ) {
				self::setAlert("上传文件扩展名是不允许的扩展名。\n只允许" . implode(",", $ext_arr[$dir_name]) . "格式。");
			}
			
			if ($dir_name !== '') {
				$save_path .= $dir_name . "/";
				$save_url .= $dir_name . "/";
				if ( !file_exists( $save_path ) )  mkdir( $save_path );
			}
			
			$ymd = date("Ymd");
			$save_path .= $ymd . "/";
			$save_url .= $ymd . "/";
			if ( !file_exists( $save_path ) ) mkdir( $save_path );
			
			$new_file_name = date("YmdHis") . '_' . rand(10000, 99999) . '.' . $file_ext;
			$file_path = $save_path . $new_file_name;
			if ( move_uploaded_file( $tmp_name, $file_path ) === false) self::setAlert("上传文件失败。");
			@chmod( $file_path, 0644 );
			$file_url = $save_url . $new_file_name;
			
			import("ORG.Net.JSON");
			
			header('Content-type: text/html; charset=UTF-8');
			$json = new Services_JSON();
			echo $json->encode(array('error' => 0, 'url' => $file_url));
			exit;
			
		}
		
	}
	
	

	public static function filemanager($root_path="",$root_url="",$ext_arr=array('gif', 'jpg', 'jpeg', 'png', 'bmp')){
		import("ORG.Net.JSON");
		if (empty($_GET['path'])) {
			$current_path = realpath($root_path) . '/';
			$current_url = $root_url;
			$current_dir_path = '';
			$moveup_dir_path = '';
		} else {
			$current_path = realpath($root_path) . '/' . $_GET['path'];
			$current_url = $root_url . $_GET['path'];
			$current_dir_path = $_GET['path'];
			$moveup_dir_path = preg_replace('/(.*?)[^\/]+\/$/', '$1', $current_dir_path);
		}
		//排序形式，name or size or type
		$order = empty($_GET['order']) ? 'name' : strtolower($_GET['order']);

		//不允许使用..移动到上一级目录
		if (preg_match('/\.\./', $current_path)) {
			echo 'Access is not allowed.';
			exit;
		}
		//最后一个字符不是/
		if (!preg_match('/\/$/', $current_path)) {
			echo 'Parameter is not valid.';
			exit;
		}
		//目录不存在或不是目录
		if (!file_exists($current_path) || !is_dir($current_path)) {
			echo 'Directory does not exist.';
			exit;
		}

		//遍历目录取得文件信息
		$file_list = array();
		if ($handle = opendir($current_path)) {
			$i = 0;
			while (false !== ($filename = readdir($handle))) {
				if ($filename{0} == '.') continue;
				$file = $current_path . $filename;
				if (is_dir($file)) {
					$file_list[$i]['is_dir'] = true; //是否文件夹
					$file_list[$i]['has_file'] = (count(scandir($file)) > 2); //文件夹是否包含文件
					$file_list[$i]['filesize'] = 0; //文件大小
					$file_list[$i]['is_photo'] = false; //是否图片
					$file_list[$i]['filetype'] = ''; //文件类别，用扩展名判断
				} else {
					$file_list[$i]['is_dir'] = false;
					$file_list[$i]['has_file'] = false;
					$file_list[$i]['filesize'] = filesize($file);
					$file_list[$i]['dir_path'] = '';
					$file_ext = strtolower(array_pop(explode('.', trim($file))));
					$file_list[$i]['is_photo'] = in_array($file_ext, $ext_arr);
					$file_list[$i]['filetype'] = $file_ext;
				}
				$file_list[$i]['filename'] = $filename; //文件名，包含扩展名
				$file_list[$i]['datetime'] = date('Y-m-d H:i:s', filemtime($file)); //文件最后修改时间
				$i++;
			}
			closedir($handle);
		}
  		function cmp_func($a, $b) {
			global $order;
			if ($a['is_dir'] && !$b['is_dir']) {
				return -1;
			} else if (!$a['is_dir'] && $b['is_dir']) {
				return 1;
			} else {
				if ($order == 'size') {
					if ($a['filesize'] > $b['filesize']) {
						return 1;
					} else if ($a['filesize'] < $b['filesize']) {
						return -1;
					} else {
						return 0;
					}
				} else if ($order == 'type') {
					return strcmp($a['filetype'], $b['filetype']);
				} else {
					return strcmp($a['filename'], $b['filename']);
				}
			}
		}

		usort($file_list, 'cmp_func');

		$result = array();
		//相对于根目录的上一级目录
		$result['moveup_dir_path'] = $moveup_dir_path;
		//相对于根目录的当前目录
		$result['current_dir_path'] = $current_dir_path;
		//当前目录的URL
		$result['current_url'] = $current_url;
		//文件数
		$result['total_count'] = count($file_list);
		//文件列表数组
		$result['file_list'] = $file_list;

		//输出JSON字符串
		header('Content-type: application/json; charset=UTF-8');
		$json = new Services_JSON();
		echo $json->encode($result);
	}

	public static function delimg($imgfield){
		$imgs=explode("|",$imgfield);
		for($i=0;$i<=count($imgs)-2;$i++){
			@(unlink($imgs[$i]));
		}
	}

	public  function __set($name, $value){
		if(strpos($value, "function")===FALSE and strpos($value, "[")===FALSE and !is_int($value)){
			if(is_bool($value)){
				$val=$value?"true":"false";
			}else{
				$val="'{$value}'";
			}
		}else{
			$val=$value;
		}
		if($name=="items" and $value=="little"){//精简模式
			$val="['fontname', 'fontsize', '|', 'textcolor', 'bgcolor', 'bold', 'italic', 'underline','removeformat', '|', 'justifyleft', 'justifycenter', 'justifyright', 'insertorderedlist','insertunorderedlist', '|', 'emoticons', 'image', 'link']";
		}
		if($name=="afterCreate" and $value=="ctrlenter"){//ctrenter提交表单
			$val="function(id){K.ctrl(document, 13, function() {K.setData(id);document.forms['{$this->form}'].submit();});K.ctrl(K.g[id].iframeDoc, 13, function() {K.setData(id);document.forms['{$this->form}'].submit();}); }";
		}
		$this->config[$name]="{$name}:{$val}";
	}
	
	public  function __get($name){
		return $this->config[$name];
	}


}